...fractional scale ? 15. [1. Over a century ago John Playfair, of Edinburgh, Scotland, wrote as follows : " Every river appears to consist of a main trunk, fed...from a variety of branches, each running in a valley proportionate to its size, and all of them together forming a system of valleys, communicating with...

...to consist of a main trunk, fed from a variety of branches, each running in a valley proportionate to its size, and all of them together forming a system of valleys, communicating with one another and having such a nice [accurate] adjustment of their declivities...

...argument finds excellent illustration in the often-quoted passage regarding the origin of valleys. Every river appears to consist of a main trunk, fed...forming a system of vallies, communicating with one another, and having such a nice adjustment of their declivities that none of them join the principal...

...98). Playfair's Law. — The relation of valleys and streams was stated by John Playfair in 1802 : " Every river appears to consist of a main trunk fed...size, and all of them together forming a system of valleys, communicating with one another, and having such a nice adjustment of their slopes that none...

...98). Playfair's Law. — The relation of valleys and streams was stated by John Playfair in 1802: " Every river appears to consist of a main trunk fed...size, and all of them together forming a system of valleys, communicating with one another, and having such a nice adjustment of their slopes that none...

...streams was stated by John Playfair in 1802: " Every river appears to consist of a main trunk fed frqm a variety of branches, each running in a valley proportioned...size, and all of them together forming a system of valleys, communicating with one another, and having such a nice adjustment of their slopes that none...

...Jahre her, daß Playfair die Beziehungen an Talvereinigungen mit folgenden \Vorten ausgesprochen hat: „Every river appears to consist of a main trunk,...from a variety of branches, each running in a valley proportionate to its size, and all of them together forming a system of vallies, communicating with...

...never been occupied by glaciers. More than a century ago this law was stated by Playfair as follows : Every river appears to consist of a main trunk, fed...forming a system of vallies, communicating with one another, and having such a nice adjustment of their declivities that none of them join the v.incipal...

...that join it constitute a river system." Davis, William Morris, Elementary Physical Geography, p. 241. "Every river appears to consist of a main trunk fed...size, and all of them together forming a system of valleys * * *." Play/air, John, cited by Dryer, Charles R., Lessons in Physical Geography, p. 6j. "All...

...that join it constitute a river system." Davis, William Morris, Elementary Physical Geography, p. 241. "Every river appears to consist of a main trunk fed...its size, and all of them together forming a system oj valleys * * *." Playfair, John, cited by Dryer, Charles R., Lessons in Physical Geography, p. 67....